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  <section id="cmake-lang-compiler-architecture-id">
<span id="variable:CMAKE_<LANG>_COMPILER_ARCHITECTURE_ID"></span><h1>CMAKE_&lt;LANG&gt;_COMPILER_ARCHITECTURE_ID<a class="headerlink" href="#cmake-lang-compiler-architecture-id" title="Link to this heading">¶</a></h1>
<div class="versionadded">
<p><span class="versionmodified added">Added in version 3.10.</span></p>
</div>
<p><a class="reference internal" href="../manual/cmake-language.7.html#cmake-language-lists"><span class="std std-ref">List</span></a> of identifiers indicating the
target architecture(s) of the compiler for language <code class="docutils literal notranslate"><span class="pre">&lt;LANG&gt;</span></code>.</p>
<p>Typically the list has one entry unless <span class="target" id="index-0-variable:CMAKE_OSX_ARCHITECTURES"></span><a class="reference internal" href="CMAKE_OSX_ARCHITECTURES.html#variable:CMAKE_OSX_ARCHITECTURES" title="CMAKE_OSX_ARCHITECTURES"><code class="xref cmake cmake-variable docutils literal notranslate"><span class="pre">CMAKE_OSX_ARCHITECTURES</span></code></a>
lists multiple architectures.</p>
<p>Possible values for each platform are documented in the following sections.</p>
<section id="apple-platforms">
<h2>Apple Platforms<a class="headerlink" href="#apple-platforms" title="Link to this heading">¶</a></h2>
<div class="versionadded">
<p><span class="versionmodified added">Added in version 4.1.</span></p>
</div>
<p>These identifiers are used when the <span class="target" id="index-0-variable:CMAKE_&lt;LANG&gt;_COMPILER"></span><a class="reference internal" href="CMAKE_LANG_COMPILER.html#variable:CMAKE_&lt;LANG&gt;_COMPILER" title="CMAKE_&lt;LANG&gt;_COMPILER"><code class="xref cmake cmake-variable docutils literal notranslate"><span class="pre">CMAKE_&lt;LANG&gt;_COMPILER</span></code></a>
targets an Apple platform (<code class="docutils literal notranslate"><span class="pre">__APPLE__</span></code> is defined).</p>
<dl class="simple">
<dt><code class="docutils literal notranslate"><span class="pre">arm64</span></code></dt><dd><p>ARM 64-bit</p>
</dd>
<dt><code class="docutils literal notranslate"><span class="pre">arm64e</span></code></dt><dd><p>ARM 64-bit with Pointer Authentication (PACs)</p>
</dd>
<dt><code class="docutils literal notranslate"><span class="pre">arm64_32</span></code></dt><dd><p>ARM 64-bit with 32-bit pointers (watchOS)</p>
</dd>
<dt><code class="docutils literal notranslate"><span class="pre">armv5</span></code>, <code class="docutils literal notranslate"><span class="pre">armv6</span></code>, <code class="docutils literal notranslate"><span class="pre">armv7</span></code>, <code class="docutils literal notranslate"><span class="pre">armv7k</span></code>, <code class="docutils literal notranslate"><span class="pre">armv7s</span></code></dt><dd><p>ARM 32-bit</p>
</dd>
<dt><code class="docutils literal notranslate"><span class="pre">i386</span></code>, <code class="docutils literal notranslate"><span class="pre">i486</span></code>, <code class="docutils literal notranslate"><span class="pre">i586</span></code>, <code class="docutils literal notranslate"><span class="pre">i686</span></code></dt><dd><p>Intel 32-bit</p>
</dd>
<dt><code class="docutils literal notranslate"><span class="pre">ppc</span></code></dt><dd><p>PowerPC 32-bit</p>
</dd>
<dt><code class="docutils literal notranslate"><span class="pre">x86_64</span></code></dt><dd><p>Intel 64-bit</p>
</dd>
</dl>
</section>
<section id="unix-platforms">
<h2>UNIX Platforms<a class="headerlink" href="#unix-platforms" title="Link to this heading">¶</a></h2>
<div class="versionadded">
<p><span class="versionmodified added">Added in version 4.1.</span></p>
</div>
<p>These identifiers are used when the <span class="target" id="index-1-variable:CMAKE_&lt;LANG&gt;_COMPILER"></span><a class="reference internal" href="CMAKE_LANG_COMPILER.html#variable:CMAKE_&lt;LANG&gt;_COMPILER" title="CMAKE_&lt;LANG&gt;_COMPILER"><code class="xref cmake cmake-variable docutils literal notranslate"><span class="pre">CMAKE_&lt;LANG&gt;_COMPILER</span></code></a>
targets a UNIX platform.</p>
<dl class="simple">
<dt><code class="docutils literal notranslate"><span class="pre">aarch64</span></code></dt><dd><p>ARM 64-bit</p>
</dd>
<dt><code class="docutils literal notranslate"><span class="pre">alpha</span></code></dt><dd><p>DEC Alpha</p>
</dd>
<dt><code class="docutils literal notranslate"><span class="pre">armv5</span></code>, <code class="docutils literal notranslate"><span class="pre">armv6</span></code>, <code class="docutils literal notranslate"><span class="pre">armv7</span></code></dt><dd><p>ARM 32-bit</p>
</dd>
<dt><code class="docutils literal notranslate"><span class="pre">i386</span></code>, <code class="docutils literal notranslate"><span class="pre">i486</span></code>, <code class="docutils literal notranslate"><span class="pre">i586</span></code>, <code class="docutils literal notranslate"><span class="pre">i686</span></code></dt><dd><p>Intel 32-bit</p>
</dd>
<dt><code class="docutils literal notranslate"><span class="pre">ia64</span></code></dt><dd><p>Itanium 64-bit</p>
</dd>
<dt><code class="docutils literal notranslate"><span class="pre">loongarch32</span></code></dt><dd><p>LoongArch 32-bit</p>
</dd>
<dt><code class="docutils literal notranslate"><span class="pre">loongarch64</span></code></dt><dd><p>LoongArch 64-bit</p>
</dd>
<dt><code class="docutils literal notranslate"><span class="pre">m68k</span></code></dt><dd><p>Motorola 68000</p>
</dd>
<dt><code class="docutils literal notranslate"><span class="pre">mips</span></code></dt><dd><p>MIPS 32-bit big-endian</p>
</dd>
<dt><code class="docutils literal notranslate"><span class="pre">mipsel</span></code></dt><dd><p>MIPS 32-bit little-endian</p>
</dd>
<dt><code class="docutils literal notranslate"><span class="pre">mips64</span></code></dt><dd><p>MIPS 64-bit big-endian</p>
</dd>
<dt><code class="docutils literal notranslate"><span class="pre">mips64el</span></code></dt><dd><p>MIPS 64-bit little-endian</p>
</dd>
<dt><code class="docutils literal notranslate"><span class="pre">parisc</span></code></dt><dd><p>PA-RISC 32-bit</p>
</dd>
<dt><code class="docutils literal notranslate"><span class="pre">parisc64</span></code></dt><dd><p>PA-RISC 64-bit</p>
</dd>
<dt><code class="docutils literal notranslate"><span class="pre">ppc</span></code></dt><dd><p>PowerPC 32-bit big-endian</p>
</dd>
<dt><code class="docutils literal notranslate"><span class="pre">ppcle</span></code></dt><dd><p>PowerPC 32-bit little-endian</p>
</dd>
<dt><code class="docutils literal notranslate"><span class="pre">ppc64</span></code></dt><dd><p>PowerPC 64-bit big-endian</p>
</dd>
<dt><code class="docutils literal notranslate"><span class="pre">ppc64le</span></code></dt><dd><p>PowerPC 64-bit little-endian</p>
</dd>
<dt><code class="docutils literal notranslate"><span class="pre">riscv32</span></code></dt><dd><p>RISC-V 32-bit</p>
</dd>
<dt><code class="docutils literal notranslate"><span class="pre">riscv64</span></code></dt><dd><p>RISC-V 64-bit</p>
</dd>
<dt><code class="docutils literal notranslate"><span class="pre">s390</span></code>, <code class="docutils literal notranslate"><span class="pre">s390x</span></code></dt><dd><p>IBM Z</p>
</dd>
<dt><code class="docutils literal notranslate"><span class="pre">sparc</span></code></dt><dd><p>SPARC 32-bit</p>
</dd>
<dt><code class="docutils literal notranslate"><span class="pre">sparcv9</span></code></dt><dd><p>SPARC 64-bit</p>
</dd>
<dt><code class="docutils literal notranslate"><span class="pre">x86_64</span></code></dt><dd><p>Intel 64-bit</p>
</dd>
</dl>
</section>
<section id="windows-platforms-with-gnu-abi-mingw">
<h2>Windows Platforms with GNU ABI (MinGW)<a class="headerlink" href="#windows-platforms-with-gnu-abi-mingw" title="Link to this heading">¶</a></h2>
<div class="versionadded">
<p><span class="versionmodified added">Added in version 4.1.</span></p>
</div>
<p>These identifiers are used when the <span class="target" id="index-2-variable:CMAKE_&lt;LANG&gt;_COMPILER"></span><a class="reference internal" href="CMAKE_LANG_COMPILER.html#variable:CMAKE_&lt;LANG&gt;_COMPILER" title="CMAKE_&lt;LANG&gt;_COMPILER"><code class="xref cmake cmake-variable docutils literal notranslate"><span class="pre">CMAKE_&lt;LANG&gt;_COMPILER</span></code></a>
targets Windows with a GNU ABI (<code class="docutils literal notranslate"><span class="pre">_WIN32</span></code> and <code class="docutils literal notranslate"><span class="pre">__MINGW32__</span></code> are defined).</p>
<dl class="simple">
<dt><code class="docutils literal notranslate"><span class="pre">aarch64</span></code></dt><dd><p>ARM 64-bit</p>
</dd>
<dt><code class="docutils literal notranslate"><span class="pre">armv7</span></code></dt><dd><p>ARM 32-bit</p>
</dd>
<dt><code class="docutils literal notranslate"><span class="pre">i386</span></code>, <code class="docutils literal notranslate"><span class="pre">i486</span></code>, <code class="docutils literal notranslate"><span class="pre">i586</span></code>, <code class="docutils literal notranslate"><span class="pre">i686</span></code></dt><dd><p>Intel 32-bit</p>
</dd>
<dt><code class="docutils literal notranslate"><span class="pre">x86_64</span></code></dt><dd><p>Intel 64-bit</p>
</dd>
</dl>
</section>
<section id="windows-platforms-with-msvc-abi">
<h2>Windows Platforms with MSVC ABI<a class="headerlink" href="#windows-platforms-with-msvc-abi" title="Link to this heading">¶</a></h2>
<div class="versionadded">
<p><span class="versionmodified added">Added in version 3.10.</span></p>
</div>
<p>These identifiers are used when the <span class="target" id="index-3-variable:CMAKE_&lt;LANG&gt;_COMPILER"></span><a class="reference internal" href="CMAKE_LANG_COMPILER.html#variable:CMAKE_&lt;LANG&gt;_COMPILER" title="CMAKE_&lt;LANG&gt;_COMPILER"><code class="xref cmake cmake-variable docutils literal notranslate"><span class="pre">CMAKE_&lt;LANG&gt;_COMPILER</span></code></a>
targets Windows with a MSVC ABI (<code class="docutils literal notranslate"><span class="pre">_WIN32</span></code> and <code class="docutils literal notranslate"><span class="pre">_MSC_VER</span></code> are defined).</p>
<dl class="simple">
<dt><code class="docutils literal notranslate"><span class="pre">ARM64</span></code></dt><dd><p>ARM 64-bit</p>
</dd>
<dt><code class="docutils literal notranslate"><span class="pre">ARM64EC</span></code></dt><dd><p>ARM 64-bit Emulation-Compatible</p>
</dd>
<dt><code class="docutils literal notranslate"><span class="pre">ARMV4I</span></code>, <code class="docutils literal notranslate"><span class="pre">ARMV5I</span></code>, <code class="docutils literal notranslate"><span class="pre">ARMV7</span></code></dt><dd><p>ARM 32-bit</p>
</dd>
<dt><code class="docutils literal notranslate"><span class="pre">IA64</span></code></dt><dd><p>Itanium 64-bit</p>
</dd>
<dt><code class="docutils literal notranslate"><span class="pre">MIPS</span></code></dt><dd><p>MIPS</p>
</dd>
<dt><code class="docutils literal notranslate"><span class="pre">SHx</span></code>, <code class="docutils literal notranslate"><span class="pre">SH3</span></code>, <code class="docutils literal notranslate"><span class="pre">SH3DSP</span></code>, <code class="docutils literal notranslate"><span class="pre">SH4</span></code>, <code class="docutils literal notranslate"><span class="pre">SH5</span></code></dt><dd><p>SuperH</p>
</dd>
<dt><code class="docutils literal notranslate"><span class="pre">x64</span></code></dt><dd><p>Intel 64-bit</p>
</dd>
<dt><code class="docutils literal notranslate"><span class="pre">X86</span></code></dt><dd><p>Intel 32-bit</p>
</dd>
</dl>
</section>
<section id="windows-platforms-with-watcom-abi">
<h2>Windows Platforms with Watcom ABI<a class="headerlink" href="#windows-platforms-with-watcom-abi" title="Link to this heading">¶</a></h2>
<div class="versionadded">
<p><span class="versionmodified added">Added in version 3.10.</span></p>
</div>
<p>These identifiers are used when <span class="target" id="index-0-variable:CMAKE_&lt;LANG&gt;_COMPILER_ID"></span><a class="reference internal" href="CMAKE_LANG_COMPILER_ID.html#variable:CMAKE_&lt;LANG&gt;_COMPILER_ID" title="CMAKE_&lt;LANG&gt;_COMPILER_ID"><code class="xref cmake cmake-variable docutils literal notranslate"><span class="pre">CMAKE_&lt;LANG&gt;_COMPILER_ID</span></code></a> is
<code class="docutils literal notranslate"><span class="pre">OpenWatcom</span></code> or <code class="docutils literal notranslate"><span class="pre">Watcom</span></code>.</p>
<dl class="simple">
<dt><code class="docutils literal notranslate"><span class="pre">I86</span></code></dt><dd><p>Intel 16-bit</p>
</dd>
<dt><code class="docutils literal notranslate"><span class="pre">X86</span></code></dt><dd><p>Intel 32-bit</p>
</dd>
</dl>
</section>
<section id="green-hills-multi-platforms">
<h2>Green Hills MULTI Platforms<a class="headerlink" href="#green-hills-multi-platforms" title="Link to this heading">¶</a></h2>
<div class="versionadded">
<p><span class="versionmodified added">Added in version 3.14.</span></p>
</div>
<p>These identifiers are used when <span class="target" id="index-1-variable:CMAKE_&lt;LANG&gt;_COMPILER_ID"></span><a class="reference internal" href="CMAKE_LANG_COMPILER_ID.html#variable:CMAKE_&lt;LANG&gt;_COMPILER_ID" title="CMAKE_&lt;LANG&gt;_COMPILER_ID"><code class="xref cmake cmake-variable docutils literal notranslate"><span class="pre">CMAKE_&lt;LANG&gt;_COMPILER_ID</span></code></a> is
<code class="docutils literal notranslate"><span class="pre">GHS</span></code>.</p>
<dl class="simple">
<dt><code class="docutils literal notranslate"><span class="pre">ARM</span></code></dt><dd><p>ARM 32-bit</p>
</dd>
<dt><code class="docutils literal notranslate"><span class="pre">PPC</span></code></dt><dd><p>PowerPC 32-bit</p>
</dd>
<dt><code class="docutils literal notranslate"><span class="pre">PPC64</span></code></dt><dd><p>PowerPC 64-bit</p>
</dd>
<dt><code class="docutils literal notranslate"><span class="pre">x64</span></code></dt><dd><p>Intel 64-bit</p>
</dd>
<dt><code class="docutils literal notranslate"><span class="pre">X86</span></code></dt><dd><p>Intel 32-bit</p>
</dd>
</dl>
</section>
<section id="iar-platforms">
<h2>IAR Platforms<a class="headerlink" href="#iar-platforms" title="Link to this heading">¶</a></h2>
<div class="versionadded">
<p><span class="versionmodified added">Added in version 3.10.</span></p>
</div>
<p>These identifiers are used when <span class="target" id="index-2-variable:CMAKE_&lt;LANG&gt;_COMPILER_ID"></span><a class="reference internal" href="CMAKE_LANG_COMPILER_ID.html#variable:CMAKE_&lt;LANG&gt;_COMPILER_ID" title="CMAKE_&lt;LANG&gt;_COMPILER_ID"><code class="xref cmake cmake-variable docutils literal notranslate"><span class="pre">CMAKE_&lt;LANG&gt;_COMPILER_ID</span></code></a> is
<code class="docutils literal notranslate"><span class="pre">IAR</span></code>.</p>
<dl class="simple">
<dt><code class="docutils literal notranslate"><span class="pre">8051</span></code></dt><dd><p>Intel 8051-compatible 8-bit</p>
</dd>
<dt><code class="docutils literal notranslate"><span class="pre">ARM</span></code></dt><dd><p>ARM 32-/64-bit</p>
</dd>
<dt><code class="docutils literal notranslate"><span class="pre">AVR</span></code></dt><dd><p>Microchip AVR 8-bit</p>
</dd>
<dt><code class="docutils literal notranslate"><span class="pre">MSP430</span></code></dt><dd><p>Texas Instruments MSP430 16-bit</p>
</dd>
<dt><code class="docutils literal notranslate"><span class="pre">RH850</span></code></dt><dd><p>Renesas Electronics RH850 32-bit</p>
</dd>
<dt><code class="docutils literal notranslate"><span class="pre">RISCV</span></code></dt><dd><p>RISC-V 32-/64-bit</p>
</dd>
<dt><code class="docutils literal notranslate"><span class="pre">RL78</span></code></dt><dd><p>Renesas Electronics RL78 16-bit</p>
</dd>
<dt><code class="docutils literal notranslate"><span class="pre">RX</span></code></dt><dd><p>Renesas Electronics RX 32-bit</p>
</dd>
<dt><code class="docutils literal notranslate"><span class="pre">STM8</span></code></dt><dd><p>STMicroelectronics STM8 8-bit</p>
</dd>
<dt><code class="docutils literal notranslate"><span class="pre">V850</span></code></dt><dd><p>Renesas Electronics V850 32-bit</p>
</dd>
</dl>
</section>
<section id="renesas-compiler-platforms">
<h2>Renesas Compiler Platforms<a class="headerlink" href="#renesas-compiler-platforms" title="Link to this heading">¶</a></h2>
<div class="versionadded">
<p><span class="versionmodified added">Added in version 4.1.</span></p>
</div>
<p>These identifiers are used when <span class="target" id="index-3-variable:CMAKE_&lt;LANG&gt;_COMPILER_ID"></span><a class="reference internal" href="CMAKE_LANG_COMPILER_ID.html#variable:CMAKE_&lt;LANG&gt;_COMPILER_ID" title="CMAKE_&lt;LANG&gt;_COMPILER_ID"><code class="xref cmake cmake-variable docutils literal notranslate"><span class="pre">CMAKE_&lt;LANG&gt;_COMPILER_ID</span></code></a> is
<code class="docutils literal notranslate"><span class="pre">Renesas</span></code>.</p>
<dl class="simple">
<dt><code class="docutils literal notranslate"><span class="pre">RH850</span></code></dt><dd><p>Renesas Electronics RH850</p>
</dd>
<dt><code class="docutils literal notranslate"><span class="pre">RL78</span></code></dt><dd><p>Renesas Electronics RL78</p>
</dd>
<dt><code class="docutils literal notranslate"><span class="pre">RX</span></code></dt><dd><p>Renesas Electronics RX</p>
</dd>
</dl>
</section>
<section id="tasking-platforms">
<h2>TASKING Platforms<a class="headerlink" href="#tasking-platforms" title="Link to this heading">¶</a></h2>
<div class="versionadded">
<p><span class="versionmodified added">Added in version 3.25.</span></p>
</div>
<p>These identifiers are used when <span class="target" id="index-4-variable:CMAKE_&lt;LANG&gt;_COMPILER_ID"></span><a class="reference internal" href="CMAKE_LANG_COMPILER_ID.html#variable:CMAKE_&lt;LANG&gt;_COMPILER_ID" title="CMAKE_&lt;LANG&gt;_COMPILER_ID"><code class="xref cmake cmake-variable docutils literal notranslate"><span class="pre">CMAKE_&lt;LANG&gt;_COMPILER_ID</span></code></a> is
<code class="docutils literal notranslate"><span class="pre">Tasking</span></code>.</p>
<dl class="simple">
<dt><code class="docutils literal notranslate"><span class="pre">8051</span></code></dt><dd></dd>
<dt><code class="docutils literal notranslate"><span class="pre">ARC</span></code></dt><dd></dd>
<dt><code class="docutils literal notranslate"><span class="pre">ARM</span></code></dt><dd></dd>
<dt><code class="docutils literal notranslate"><span class="pre">MCS</span></code></dt><dd></dd>
<dt><code class="docutils literal notranslate"><span class="pre">PCP</span></code></dt><dd></dd>
<dt><code class="docutils literal notranslate"><span class="pre">TriCore</span></code></dt><dd></dd>
</dl>
</section>
<section id="texas-instruments-platforms">
<h2>Texas Instruments Platforms<a class="headerlink" href="#texas-instruments-platforms" title="Link to this heading">¶</a></h2>
<div class="versionadded">
<p><span class="versionmodified added">Added in version 3.19.</span></p>
</div>
<p>These identifiers are used when <span class="target" id="index-5-variable:CMAKE_&lt;LANG&gt;_COMPILER_ID"></span><a class="reference internal" href="CMAKE_LANG_COMPILER_ID.html#variable:CMAKE_&lt;LANG&gt;_COMPILER_ID" title="CMAKE_&lt;LANG&gt;_COMPILER_ID"><code class="xref cmake cmake-variable docutils literal notranslate"><span class="pre">CMAKE_&lt;LANG&gt;_COMPILER_ID</span></code></a> is
<code class="docutils literal notranslate"><span class="pre">TI</span></code>.</p>
<dl class="simple">
<dt><code class="docutils literal notranslate"><span class="pre">ARM</span></code></dt><dd></dd>
<dt><code class="docutils literal notranslate"><span class="pre">Blackfin</span></code></dt><dd></dd>
<dt><code class="docutils literal notranslate"><span class="pre">MSP430</span></code></dt><dd></dd>
<dt><code class="docutils literal notranslate"><span class="pre">SHARC</span></code></dt><dd></dd>
<dt><code class="docutils literal notranslate"><span class="pre">TMS320C28x</span></code></dt><dd></dd>
<dt><code class="docutils literal notranslate"><span class="pre">TMS320C6x</span></code></dt><dd></dd>
</dl>
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